traits.md

% Traits

There is a new edition of the book and this is an old link.

Traits abstract over behavior that types can have in common.

pub trait Summarizable {
    fn summary(&self) -> String;
}

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Here are the relevant sections in the new and old books:

• in the current edition: Ch 10.02 — Traits
• in the current edition: Ch 19.03 — Advanced Traits
• In the first edition: Ch 3.19 — Traits